Rancilio Silvia Pro: Cleaning the Hot Water SolenoidUpdated 5 months ago

Tools needed:

- Philips head screw driver 

- 17mm deep socket + socket wrench 

*Make sure the machine is completely cooled.* 

1. Remove the top panel and locate the hot water solenoid:

2. Use the Philips-head screw driver to unscrew the power cable from the solenoid box:

3. Remove the 'C' clip and the black box from the piston:

4. Use a 17mm deep socket to unscrew the piston from the assembly:

5. Inspect/clean any blockages in the valve and on the seat, then confirm that the spring can move freely. 

Now, follow these instructions in reverse order to reinstall the solenoid.